5208457840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{6577}}^1$

素因数の和:7130

約数の個数: 80

約数和(自身を含む): 12773423520

約数和(自身を除く): 7564965680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 521, 760, 1042, 1520, 2084, 2605, 4168, 5210, 6577, 8336, 9899, 10420, 13154, 19798, 20840, 26308, 32885, 39596, 41680, 49495, 52616, 65770, 79192, 98990, 105232, 124963, 131540, 158384, 197980, 249926, 263080, 395960, 499852, 526160, 624815, 791920, 999704, 1249630, 1999408, 2499260, 3426617, 4998520, 6853234, 9997040, 13706468, 17133085, 27412936, 34266170, 54825872, 65105723, 68532340, 130211446, 137064680, 260422892, 274129360, 325528615, 520845784, 651057230, 1041691568, 1302114460, 2604228920, 5208457840]

約数ペア:

[(1, 5208457840), (2, 2604228920), (4, 1302114460), (5, 1041691568), (8, 651057230), (10, 520845784), (16, 325528615), (19, 274129360), (20, 260422892), (38, 137064680), (40, 130211446), (76, 68532340), (80, 65105723), (95, 54825872), (152, 34266170), (190, 27412936), (304, 17133085), (380, 13706468), (521, 9997040), (760, 6853234), (1042, 4998520), (1520, 3426617), (2084, 2499260), (2605, 1999408), (4168, 1249630), (5210, 999704), (6577, 791920), (8336, 624815), (9899, 526160), (10420, 499852), (13154, 395960), (19798, 263080), (20840, 249926), (26308, 197980), (32885, 158384), (39596, 131540), (41680, 124963), (49495, 105232), (52616, 98990), (65770, 79192)]